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BJB Polyurethane TC-879 A/B
| Category: | PUR, Unspecified , Polyurethane |
| Manufacturer: | BJB Enterprises, Inc. |
| Trademark: | BJB Polyurethane |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | rrz3Pa_BJB-Polyurethane-TC-879-A-B.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| Message |
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| TC-879 A/B produces a high impact rigid 78 Shore D material with excellent heat resistance. This product is a clear casting system that is easy to tint or pigment. TC-879 A/B can be easily processed by hand or meter-mix dispense equipment. |
| General Information | |
|---|---|
| Features |
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| Appearance |
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| Forms |
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| Processing Method |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity | ASTM D792 | ||
| -- 1 | 1.03 | g/cm³ | |
| -- 2 | 1.08 | g/cm³ | |
| -- | 1.09 | g/cm³ | |
| Specific Volume | 0.950 | cm³/g |
| Thermoset | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Gel Time | 8.0 | min | |
| Work Time 3(25°C) | 5.0 | min |
| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Molding Shrinkage - Flow | 0.50 | % | ASTM D2566 |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Durometer Hardness (Shore D) | 76 to 80 | ASTM D2240 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Modulus | 8760 | MPa | ASTM D638 |
| Tensile Strength (Yield) | 29.2 | MPa | ASTM D638 |
| Tensile Elongation (Yield) | 160 | % | ASTM D638 |
| Flexural Modulus | 889 | MPa | ASTM D790 |
| Flexural Strength | 34.9 | MPa | ASTM D790 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Notched Izod Impact | 66 | J/m | ASTM D256 |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Deflection Temperature Under Load | ASTM D648 | ||
| 0.45 MPa, Unannealed | 87.8 | °C | |
| 1.8 MPa, Unannealed | 62.8 | °C |
| Thermoset | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Thermoset Components | |||
| Part A | Mix Ratio by Weight: 85, Mix Ratio by Volume: 81 | ||
| Part B | Mix Ratio by Weight: 100, Mix Ratio by Volume: 100 | ||
| Shelf Life | 26 | wk | |
| Thermoset Mix Viscosity | ASTM D2393 | ||
| 25°C 4 | 1250 | cP | |
| 25°C 5 | 1630 | cP | |
| 25°C 6 | 600 | cP | |
| Demold Time (25°C) | 120 to 180 | min | |
| Post Cure Time (25°C) | 120 to 170 | hr |
| Note Message | |
|---|---|
| 1 . | Part B |
| 2 . | Part A |
| 3 . | 100g mass |
| 4 . | Mixed |
| 5 . | Part B |
| 6 . | Part A |
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